Introduction to Modal G codes vs One-shot or non-modal G and M codes. Also introduces to concept of the safe start line.
Ebook: 7 Easy Steps to CNC Programming . . . A Beginner’s Guide
This brief video only mentions the G17, G40, G80 as the commands used for a safe start line. Other G codes recommended for a safe start line include:
Setting the mode for inch/milimeter G20/g21 or G94/G95 on some machines
Setting the mode for Absolute vw Incremental Programming G90/G91
Posted in CNC Programming, G Codes, Manual Data Input, MDI | Tags: CNC, CNC Programming, G00, G20, G21, G80, G90, G91, Learning CNC Programming, Manual Data Input, MDI